[jira] [Updated] (NIFI-8731) When updating Parameter Context, sometimes see failure: processor cannot be started because it is not stopped. Current state is STOPPING

["Mark Payne (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/NIFI-8731?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mark Payne updated NIFI-8731:
-----------------------------
    Component/s: Core Framework

> When updating Parameter Context, sometimes see failure: processor cannot be started because it is not stopped. Current state is STOPPING
> ----------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: NIFI-8731
>                 URL: https://issues.apache.org/jira/browse/NIFI-8731
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Core Framework
>            Reporter: Mark Payne
>            Assignee: Mark Payne
>            Priority: Critical
>
> To replicate:
>  * Create a Process Group with a Parameter Context bound
>  * Create a Processor that references a Parameter
>  * Start the Processor
>  * Change Parameter to a value that will make the processor invalid
>  * Attempt to change the Parameter again
> This will result in a stack trace similar to:
> {code:java}
> org.apache.nifi.web.util.LifecycleManagementException: Failed to transition components to a state of RUNNING due to Node localhost:8481 is unable to fulfill this request due to: 3528126f-017a-1000-0000-0000003d5574 cannot be started because it is not stopped. Current state is STOPPING
>         at org.apache.nifi.web.util.ClusterReplicationComponentLifecycle.scheduleComponents(ClusterReplicationComponentLifecycle.java:128)
>         at org.apache.nifi.web.api.ParameterContextResource.restartProcessors(ParameterContextResource.java:987)
>         at org.apache.nifi.web.api.ParameterContextResource.updateParameterContext(ParameterContextResource.java:885)
>         at org.apache.nifi.web.api.ParameterContextResource.lambda$submitUpdateRequest$17(ParameterContextResource.java:812)
>         at org.apache.nifi.web.api.concurrent.AsyncRequestManager$2.run(AsyncRequestManager.java:117)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>         at java.lang.Thread.run(Thread.java:748) {code}



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